Old Man Yaoi is a specific brand of Yaoi- Japanese gay erotic/romantic manga, in which the two characters in love are old. More often people use the term to describe fiction relationships containing old men that are from other types of media.
Person 1: "What are you reading?"
Person 2: "Oh, it's Hilson Mpreg Fanfiction. They're my favorite Old Man Yaoi."
The measure of an emotional and over zealous consumer in an upwardly charging market, also known as a bull market. It's characterized by rising asset prices, increased investor confidence, and favorable growth in the markets, bro.
The frothability was evident as over-zealous consumers eagerly engaged in bidding wars, driving property prices to unsustainable levels reminiscent of previous speculative bubbles.